57685880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{206021}}^1$

素因数の和:206039

約数の個数: 32

約数和(自身を含む): 148335840

約数和(自身を除く): 90649960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 206021, 412042, 824084, 1030105, 1442147, 1648168, 2060210, 2884294, 4120420, 5768588, 7210735, 8240840, 11537176, 14421470, 28842940, 57685880]

約数ペア:

[(1, 57685880), (2, 28842940), (4, 14421470), (5, 11537176), (7, 8240840), (8, 7210735), (10, 5768588), (14, 4120420), (20, 2884294), (28, 2060210), (35, 1648168), (40, 1442147), (56, 1030105), (70, 824084), (140, 412042), (280, 206021)]